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annotate src/share/vm/graal/graalRuntime.hpp @ 15941:b35b1dc75ec0

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added comments to explain the origin of generated sources
author Doug Simon <doug.simon@oracle.com>
date Tue, 27 May 2014 22:00:41 +0200
parents 6aa352b260f4
children 66a9286203a2
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 #ifndef SHARE_VM_GRAAL_GRAAL_RUNTIME_HPP
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25 #define SHARE_VM_GRAAL_GRAAL_RUNTIME_HPP
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26
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27 #include "interpreter/interpreter.hpp"
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28 #include "memory/allocation.hpp"
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29 #include "runtime/deoptimization.hpp"
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30
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31 class GraalRuntime: public CHeapObj<mtCompiler> {
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32 private:
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33
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34 static address _external_deopt_i2c_entry;
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35
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36 /**
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37 * Reads the OptionValue object from a specified static field.
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38 *
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39 * @throws LinkageError if the field could not be resolved
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40 */
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41 static Handle get_OptionValue(const char* declaringClass, const char* fieldName, const char* fieldSig, TRAPS);
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42
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43 /**
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44 * Parses the string form of a numeric, float or double option into a jlong (using raw bits for floats/doubles).
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45 *
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46 * @param spec 'i', 'f' or 'd' (see HotSpotOptions.setOption())
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47 * @param name name option option
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48 * @param value string value to parse
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49 * @throws InternalError if value could not be parsed according to spec
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50 */
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51 static jlong parse_primitive_option_value(char spec, Handle name, const char* value, TRAPS);
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52
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53 /**
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54 * Loads default option value overrides from a <jre_home>/lib/graal.options if it exists. Each
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55 * line in this file must have the format of a Graal command line option without the
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56 * leading "-G:" prefix. These option values are set prior to processing of any Graal
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57 * options present on the command line.
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58 */
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59 static void parse_graal_options_file(KlassHandle hotSpotOptionsClass, TRAPS);
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60
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61 /**
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62 * Parses a given argument and sets the denoted Graal option.
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63 *
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64 * @throws InternalError if there was a problem parsing or setting the option
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65 */
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66 static void parse_argument(KlassHandle hotSpotOptionsClass, char* arg, TRAPS);
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67
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68 /**
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69 * Searches for a Graal option denoted by a given name and sets it value.
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70 *
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71 * The definition of this method is in graalRuntime.inline.hpp
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72 * which is generated by com.oracle.graal.hotspot.sourcegen.GenGraalRuntimeInlineHpp.
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73 *
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74 * @returns true if the option was found
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75 * @throws InternalError if there was a problem setting the option's value
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76 */
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77 static bool set_option(KlassHandle hotSpotOptionsClass, const char* name, int name_len, Handle name_handle, const char* value, TRAPS);
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78
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79 /**
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80 * Instantiates a service object, calls its default constructor and returns it.
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81 *
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82 * @param name the name of a class implementing com.oracle.graal.api.runtime.Service
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83 */
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84 static Handle create_Service(const char* name, TRAPS);
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85
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86 public:
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87
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88 static void initialize_natives(JNIEnv *env, jclass c2vmClass);
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89
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90 /**
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91 * Given an interface representing a Graal service (i.e. sub-interface of
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92 * com.oracle.graal.api.runtime.Service), gets an array of objects, one per
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93 * known implementation of the service.
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94 *
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95 * The definition of this method is in graalRuntime.inline.hpp
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96 * which is generated by com.oracle.graal.hotspot.sourcegen.GenGraalRuntimeInlineHpp.
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97 */
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98 static Handle get_service_impls(KlassHandle serviceKlass, TRAPS);
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99
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100 static BufferBlob* initialize_buffer_blob();
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101
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102 static bool parse_arguments(KlassHandle hotSpotOptionsClass, TRAPS);
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103
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104 static BasicType kindToBasicType(jchar ch);
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105 static address create_external_deopt_i2c();
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106 static address get_external_deopt_i2c_entry() {return _external_deopt_i2c_entry;}
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107
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108 // The following routines are all called from compiled Graal code
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109
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110 static void new_instance(JavaThread* thread, Klass* klass);
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111 static void new_array(JavaThread* thread, Klass* klass, jint length);
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112 static void new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims);
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113 static void dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length);
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114 static void dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror);
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115 static jboolean thread_is_interrupted(JavaThread* thread, oopDesc* obj, jboolean clear_interrupted);
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116 static void vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3);
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parents: 10953
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117 static jint identity_hash_code(JavaThread* thread, oopDesc* obj);
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118 static address exception_handler_for_pc(JavaThread* thread);
9590
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parents: 9581
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119 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock);
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120 static void monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock);
9591
0381c7937e7a replaced create_null_pointer_exception assembler stub with compiled stub (GRAAL-81)
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parents: 9590
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121 static void create_null_exception(JavaThread* thread);
9592
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parents: 9591
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122 static void create_out_of_bounds_exception(JavaThread* thread, jint index);
14731
0cb5c4d276d4 use raw data support to fix incorrect use of String.intern() for embedding strings in code
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parents: 13578
diff changeset
123 static void vm_error(JavaThread* thread, jlong where, jlong format, jlong value);
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parents: 10953
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124 static oopDesc* load_and_clear_exception(JavaThread* thread);
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125 static void log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3);
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Doug Simon <doug.simon@oracle.com>
parents: 9591
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126 static void log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline);
9593
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parents: 9592
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127 // Note: Must be kept in sync with constants in com.oracle.graal.replacements.Log
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parents: 9592
diff changeset
128 enum {
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129 LOG_OBJECT_NEWLINE = 0x01,
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130 LOG_OBJECT_STRING = 0x02,
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131 LOG_OBJECT_ADDRESS = 0x04
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132 };
12423
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parents: 10953
diff changeset
133 static void log_object(JavaThread* thread, oopDesc* msg, jint flags);
10434
8b22524df53b Add G1 Barriers' foreign calls
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10072
diff changeset
134 static void write_barrier_pre(JavaThread* thread, oopDesc* obj);
8b22524df53b Add G1 Barriers' foreign calls
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10072
diff changeset
135 static void write_barrier_post(JavaThread* thread, void* card);
10953
97e282186b5b Add heap sanity checker with premature hard crash for debugging write barriers
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10770
diff changeset
136 static jboolean validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child);
12433
808348377021 Fix inconsistent oops in slow path allocation
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 10953
diff changeset
137 static void new_store_pre_barrier(JavaThread* thread);
7125
1baf7f1e3f23 decoupled C++ Graal runtime from C1
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parents: 6559
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138 };
1baf7f1e3f23 decoupled C++ Graal runtime from C1
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parents: 6559
diff changeset
139
15582
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parents: 14731
diff changeset
140 // Tracing macros
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Doug Simon <doug.simon@oracle.com>
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141
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parents: 14731
diff changeset
142 #define IF_TRACE_graal_1 if (!(TraceGraal >= 1)) ; else
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parents: 14731
diff changeset
143 #define IF_TRACE_graal_2 if (!(TraceGraal >= 2)) ; else
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parents: 14731
diff changeset
144 #define IF_TRACE_graal_3 if (!(TraceGraal >= 3)) ; else
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parents: 14731
diff changeset
145 #define IF_TRACE_graal_4 if (!(TraceGraal >= 4)) ; else
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parents: 14731
diff changeset
146 #define IF_TRACE_graal_5 if (!(TraceGraal >= 5)) ; else
063ec2920d21 made Graal runtime initialization in hosted mode lazy
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parents: 14731
diff changeset
147
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parents: 14731
diff changeset
148 // using commas and else to keep one-instruction semantics
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diff changeset
149
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diff changeset
150 #define TRACE_graal_1 if (!(TraceGraal >= 1 && (tty->print("TraceGraal-1: "), true))) ; else tty->print_cr
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parents: 14731
diff changeset
151 #define TRACE_graal_2 if (!(TraceGraal >= 2 && (tty->print(" TraceGraal-2: "), true))) ; else tty->print_cr
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parents: 14731
diff changeset
152 #define TRACE_graal_3 if (!(TraceGraal >= 3 && (tty->print(" TraceGraal-3: "), true))) ; else tty->print_cr
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parents: 14731
diff changeset
153 #define TRACE_graal_4 if (!(TraceGraal >= 4 && (tty->print(" TraceGraal-4: "), true))) ; else tty->print_cr
063ec2920d21 made Graal runtime initialization in hosted mode lazy
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parents: 14731
diff changeset
154 #define TRACE_graal_5 if (!(TraceGraal >= 5 && (tty->print(" TraceGraal-5: "), true))) ; else tty->print_cr
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parents: 14731
diff changeset
155
5747
120820e30baa added basic high-level interpreter support to HotSpot
Christian Haeubl <haeubl@ssw.jku.at>
parents: 5526
diff changeset
156 #endif // SHARE_VM_GRAAL_GRAAL_RUNTIME_HPP